The GOP is obsessed with the right to bear arms. And the Democrats have just given up

On the same day that President Obama said that if he had a son the boy would probably look like Trayvon Martin, Rick Santorum visited a shooting range in Louisiana. As he was firing two clips from a semiautomatic pistol into a target, a woman called out, "Pretend it's Obama." Santorum was wearing earmuffs. He didn't hear the remark. When asked about it later, Santorum said it was "a very horrible and terrible remark, and I'm glad I didn't hear it." The rest of us did, though. And it raises some questions: Why is there such a steady patter of violent...